Premier ingots & metals manufactures beryllium copper rods, chromium copper rods, resistance welding electrodes, seam welding wheels and copper-based master alloys for various industrial and engineering applications. The company offers a range of copper-based alloys: copper nickel alloys, beryllium copper alloys, phosphorus copper alloy, arsenic copper alloy, copper manganese alloy, silicon copper alloy, tellurium copper alloy, copper iron alloy, titanium copper alloy, phosphor tin alloy, sulphur copper, etc. Basic specifications: grades - is-5743, din 17657, astm b- 52; total impurities in each grade - 0.5 per cent maximum [for certain grades = 0.20% maximum]; form - ingots weighing 5 and 8 kg; shots - up to 8 mm; and powder - as per customers request.